Leitud autorid
teaviku laadid

Toon andmeid..
Toon andmeid..
Toon andmeid..
Toon andmeid..
Toon andmeid..
Toon andmeid..
  • artikkel kogumikus
    Trend analysis of water quality data in Lake Ladoga and the River NevaBovykin, I.V.; Raspletina, G.F.; Rumyantsev, A.O.Environmental Protection Strategy Standardization and Control of Pollution Load on the Marine Environment : 1st International Conference, 20-24 September 1993, Tallinn, Estonia : abstracts1993 / p. 33
    artikkel kogumikus
Kirjeid leitud 1, kuvan 1 - 1